/*************************************************************************
 * This file is part of HeroesForge.
 *
 * HeroesForge is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * HeroesForge is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HeroesForge.  If not, see <http://www.gnu.org/licenses/>.
 *************************************************************************/
package org.diskordia.heroesforge.client.service;

import java.net.MalformedURLException;
import java.net.URL;

import javax.xml.namespace.QName;
import javax.xml.ws.Service;
import javax.xml.ws.WebServiceException;

import org.diskordia.heroesforge.client.preferences.IClientPreferences;
import org.diskordia.heroesforge.core.security.AuthenticationException;
import org.diskordia.heroesforge.core.security.SessionInfo;
import org.diskordia.heroesforge.core.service.IHeroesForgeService;

import com.google.inject.Inject;

/**
 * @author FSuite
 */
public class ServiceProxy implements IHeroesForgeService{
	private URL serverUrl = null;
	
	/**
	 * Initializes an instance of the @see ServiceProxy class.
	 *
	 * @param preferences the preferences containing the connection details
	 * @throws MalformedURLException the stored server URL does not have a valid format.
	 */
	@Inject
	public ServiceProxy(IClientPreferences preferences) throws MalformedURLException
	{
		if(preferences == null)
		{
			throw new IllegalArgumentException("The preferences instance is a null reference.");
		}
		
		StringBuilder urlBuilder = new StringBuilder();
		urlBuilder.append(preferences.getServerConnection().getServerUrl());
		urlBuilder.append("?wsdl");
		
		this.serverUrl = new URL(urlBuilder.toString());
	}
	
	/**
	 * @return the created service proxy.
	 */
	private IHeroesForgeService CreateServiceProxy()
	{
		try
		{
			QName qName = new QName("http://host.heroesforge.diskordia.org/", "HeroesForgeServiceService");
			
			Service service = Service.create(this.serverUrl, qName);
			return service.getPort(IHeroesForgeService.class);
		}
		catch(WebServiceException e)
		{
			throw new ConnectionException(e.getMessage(), e);
		}
	}

	/* (non-Javadoc)
	 * @see org.diskordia.heroesforge.core.service.IHeroesForgeService#Authenticate(java.lang.String, java.lang.String)
	 */
	@Override
	public SessionInfo Authenticate(String login, String password) throws AuthenticationException{
		try
		{
			IHeroesForgeService proxy = this.CreateServiceProxy();
			return proxy.Authenticate(login, password);
		}
		catch(WebServiceException e)
		{
			throw new ConnectionException(e.getMessage(), e);
		}
	}
}
